The trench is located in the Pacific Ocean near the Philippines. Near the top is a tiny black dot, a to-scale representation of a 6-foot-tall person. Below that is the maximum diving depth of a ...

Captain Denham, Royal Navy, now prosecuting a scientific voyage, recently read a paper at the Royal Society, in which the deepest sounding of the ocean ever made was recorded. On the passage from ...

Such a map is rare. The vastness and depth of the ocean make it notoriously difficult to study. But in 2008 a team of researchers used satellite images and modeling software to make a complete ...